Technical groundwork doesn't make you rank. It removes the reasons you can't — which is why fixing it later is expensive and doing it during the build is nearly free.
The mechanical things that have to be right before anything else can work:
None of this is glamorous and none of it makes you rank on its own.
The failure that costs the most. A site rendering its content through heavy JavaScript can look complete in a browser and arrive nearly empty to a crawler. The business sees a full page and cannot understand why it doesn't rank.
Sending real content in the initial response avoids this entirely — which is another reason build approach matters, covered in lightning-fast builds.
A contractor with six services on a single page competes weakly for all six. Six focused pages, each answering the questions specific to that job, compete properly — and give the visitor a page actually about their problem instead of a list to filter.
The structural decision comes first. Content work built on the wrong structure gets spent fighting it.
Real loading measurements feed into rankings and are also why people leave before the page finishes. That's covered under speed optimization, but it starts as a build decision.
Once the mechanics are right, results come from content that matches how people search, a Google Business Profile that's maintained, and consistent business details across the web. That ongoing work is Google search optimization.
And knowing whether any of it is working requires measuring outcomes rather than rankings — see analytics and reporting.
Describe what your business needs and you will get an honest read on what would actually help.